These are selected $2022$ transactions for Swifty Corporation:

Jan. $1$ Purchased a copyright for $$122,750.$ The copyright has a useful life of $5$ years and a remaining legal life of $30$ years.

Mar. $1$ Purchased a patent with an estimated useful life of $4$ years and a legal life of $26$ years for $$51,120.$

Sept. $1$ Purchased a small company and recorded goodwill of $$154,200.$ Its useful life is indefinite.

Indicate the amount of amortization expense on December $31,2022,$ for Swifty Corporation.

Amortization expense $